[INFO] cloning repository https://github.com/flammel/rustasata [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flammel/rustasata" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflammel%2Frustasata", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflammel%2Frustasata'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ef02642a60bda40deaa415b2b91f357230d853d3 [INFO] checking flammel/rustasata against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflammel%2Frustasata" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/flammel/rustasata on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/flammel/rustasata [INFO] finished tweaking git repo https://github.com/flammel/rustasata [INFO] tweaked toml for git repo https://github.com/flammel/rustasata written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/flammel/rustasata already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded indexmap v0.4.1 [INFO] [stderr] Downloaded priority-queue v0.5.2 [INFO] [stderr] Downloaded simplelog v0.5.2 [INFO] [stderr] Downloaded proc-macro2 v0.4.17 [INFO] [stderr] Downloaded serde_derive v1.0.76 [INFO] [stderr] Downloaded regex v1.0.4 [INFO] [stderr] Downloaded fern v0.5.6 [INFO] [stderr] Downloaded serde v1.0.76 [INFO] [stderr] Downloaded csv v1.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6ae2b26c9cdd133fa792a2fc69dd68e65e7c96245e34c1348b854261ac227366 [INFO] running `Command { std: "docker" "start" "-a" "6ae2b26c9cdd133fa792a2fc69dd68e65e7c96245e34c1348b854261ac227366", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6ae2b26c9cdd133fa792a2fc69dd68e65e7c96245e34c1348b854261ac227366", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ae2b26c9cdd133fa792a2fc69dd68e65e7c96245e34c1348b854261ac227366", kill_on_drop: false }` [INFO] [stdout] 6ae2b26c9cdd133fa792a2fc69dd68e65e7c96245e34c1348b854261ac227366 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c9149b3687d836e6270af6e948bf9da781da9e1860e26803e2a6d0f450714249 [INFO] running `Command { std: "docker" "start" "-a" "c9149b3687d836e6270af6e948bf9da781da9e1860e26803e2a6d0f450714249", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Compiling proc-macro2 v0.4.17 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Compiling serde v1.0.76 [INFO] [stderr] Compiling cc v1.0.23 [INFO] [stderr] Compiling ryu v0.2.6 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling regex v1.0.4 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Compiling failure_derive v0.1.2 [INFO] [stderr] Checking byteorder v1.2.6 [INFO] [stderr] Checking log v0.4.4 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking indexmap v0.4.1 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Checking regex-syntax v0.6.2 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Checking utf8-ranges v1.0.1 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Checking itertools v0.7.8 [INFO] [stderr] Checking fern v0.5.6 [INFO] [stderr] Checking term v0.5.1 [INFO] [stderr] Checking thread-scoped v1.0.2 [INFO] [stderr] Checking priority-queue v0.5.2 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking same-file v1.0.3 [INFO] [stderr] Checking memchr v2.0.2 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking aho-corasick v0.6.8 [INFO] [stderr] Checking csv-core v0.1.4 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking walkdir v2.2.5 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Checking rustasata v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/solver.rs:269:21 [INFO] [stdout] | [INFO] [stdout] 269 | let mut clauses = self [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking criterion-plot v0.2.5 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parser.rs:13:24 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct DimacsError(&'static str); [INFO] [stdout] | ----------- ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `DimacsError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 13 | pub struct DimacsError(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `literals` is never read [INFO] [stdout] --> src/solver.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 50 | struct SolverStats { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 51 | clauses: usize, [INFO] [stdout] 52 | literals: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SolverStats` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Vec::::split_off` that must be used [INFO] [stdout] --> src/solver.rs:414:9 [INFO] [stdout] | [INFO] [stdout] 414 | self.trail_lim.split_off(to_level); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: use `.truncate()` if you don't need the other half [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 414 | let _ = self.trail_lim.split_off(to_level); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking itertools-num v0.1.2 [INFO] [stderr] Checking criterion-stats v0.2.5 [INFO] [stderr] Compiling pest_derive v1.0.8 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Checking serde_json v1.0.26 [INFO] [stderr] Checking csv v1.0.1 [INFO] [stderr] Checking simplelog v0.5.2 [INFO] [stderr] Compiling synstructure v0.9.0 [INFO] [stderr] Compiling serde_derive v1.0.76 [INFO] [stderr] Checking handlebars v0.32.4 [INFO] [stderr] Checking failure v0.1.2 [INFO] [stderr] Checking criterion v0.2.5 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/solver.rs:269:21 [INFO] [stdout] | [INFO] [stdout] 269 | let mut clauses = self [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parser.rs:13:24 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct DimacsError(&'static str); [INFO] [stdout] | ----------- ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `DimacsError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 13 | pub struct DimacsError(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `literals` is never read [INFO] [stdout] --> src/solver.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 50 | struct SolverStats { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 51 | clauses: usize, [INFO] [stdout] 52 | literals: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SolverStats` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Vec::::split_off` that must be used [INFO] [stdout] --> src/solver.rs:414:9 [INFO] [stdout] | [INFO] [stdout] 414 | self.trail_lim.split_off(to_level); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: use `.truncate()` if you don't need the other half [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 414 | let _ = self.trail_lim.split_off(to_level); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.85s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.5, syn v0.14.9 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "c9149b3687d836e6270af6e948bf9da781da9e1860e26803e2a6d0f450714249", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9149b3687d836e6270af6e948bf9da781da9e1860e26803e2a6d0f450714249", kill_on_drop: false }` [INFO] [stdout] c9149b3687d836e6270af6e948bf9da781da9e1860e26803e2a6d0f450714249